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Testboy is a leading manufacturer of electrical testing and measurement equipment for electricians, installers and maintenance professionals. Its portfolio includes voltage testers, multimeters, cable locators, socket testers and environmental measuring instruments designed to deliver reliable and accurate results in industrial, commercial and residential applications. Professionals worldwide trust Testboy products for safety, durability and ease of use.
The Testboy TV 5300 is a user-friendly, handheld temperature measuring device tailored for heating installations. It features a large backlit LCD display and supports a wide temperature range from -200°C to 1372°C in Celsius, Fahrenheit, or Kelvin. With four K-type sensor inputs, it enables simultaneous monitoring of flow and return temperatures. Delivered in a robust hard-shell case with two measuring clamps included, the TV 5300 offers precise measurements, min/max/average data display, and easy operation—ideal for professionals on the go.
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